Current conditions at

Monticello, Sullivan County International Airport (KMSV)

Lat: 41.7° N Lon: 74.8° W Elev: 1404 ft.

Overcast

61°F

16°C

Humidity 78%
Wind Speed NW 6 mph
Barometer 29.88 in (1011.7 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 12 Oct 4:56 pm EDT
Detailed forecast for

Sullivan County

Tonight
Partly cloudy. Patchy fog after midnight. Lows in the lower 50s. Northwest winds around 5 mph this evening, becoming light and variable.
Tuesday
Partly sunny. Patchy fog in the morning. A slight chance of showers in the afternoon. Highs in the mid 70s. South winds 5 to 10 mph. Chance of rain 20 percent.
Tuesday Night
Mostly clear. Lows in the lower 60s. Southwest winds 5 to 10 mph.
Wednesday
Partly sunny. Highs in the lower 70s. West winds 5 to 10 mph with gusts up to 20 mph.
Wednesday Night
Partly cloudy. Lows in the mid 40s. Northwest winds 5 to 10 mph with gusts up to 20 mph.
Thursday
Mostly sunny. Highs in the mid 60s.
Thursday Night
Showers likely. Lows in the mid 40s. Chance of rain 70 percent.
Friday
Showers. Highs in the mid 60s. Chance of rain 90 percent.
Friday Night
Mostly cloudy with a 50 percent chance of rain showers. Lows in the mid 30s.
Saturday
Partly sunny. Highs in the upper 40s.
Saturday Night
Mostly clear. Lows around 30.
Sunday
Mostly sunny. Highs in the mid 50s.
Sunday Night
Mostly clear. Lows in the lower 30s.
Monday
Mostly sunny. Highs in the lower 60s.



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335 PM EDT Mon Oct 12 2026
 
 

Additional Resources

Radar & Satellite Image

Link to Local Radar Data Link to Satellite Data

Hourly Weather Forecast

National Digital Forecast Database